H2012B-3 - Eaton Thermal Unit

H2012B-3 - Eaton Thermal Unit

For motor circuits that run non‑stop, you need protection that’s smart, compact, and dependable. The Eaton H2012B‑3 heater coil pack delivers just that — a thermal overload guard designed to adapt to your motor’s demands. With a tuning range from 14 A to 22.8 A, this unit steps in only when needed, protecting your motor from sustained overloads but tolerating brief surges so your system stays online. Compatible with both NEMA and IEC starter formats, it installs cleanly without fuss. It’s the kind of protection that works quietly in the background—until you absolutely need it.

Key Features and Benefits

• Wide Amp Adjustment (14 – 22.8 A): Fine‑tune the protection to your motor’s load profile—no overkill, no underprotection.
• Dual Compatibility (NEMA & IEC): One device to covers both major industrial starter types, simplifying inventory and installation.
• Trip Class 20 Behavior: It resists false trips during brief current spikes, intervening only under sustained overloads—maintaining uptime.
• Compact, Space‑Saving Design: Small footprint lets you fit it into tight panels or enclosures without compromising protection.
• Precise Response: Engineered for consistent, repeatable performance under real‑world thermal stresses.

Technical Specifications

• Current Adjustment Range: 14.0 A → 22.8 A
• Trip Class: 20
• Compatible Relay Frame Sizes: 32 A or 75 A
• Dimensions:
  • 1.8″ × 1.8″ × 3.3″
• Approximate Weight: 0.15 lb (≈ 68 g)

Material Compliance and Certifications

• UL‑Listed and CSA Certified: Giving you confidence that it meets recognized North American safety and performance standards. Each unit is built to perform reliably under harsh industrial conditions, meeting expectations for quality and long service life.

Where It Works Best

• This heater coil pack shines in demanding industrial settings—factories, processing plants, HVAC systems in commercial buildings, and anywhere electric motors are pushed hard. Whether in pump rooms, conveyor systems, or machine tool circuits, the H2012B‑3 gives you dependable overload protection with minimal fuss. It’s ideal when continuous operation is critical and you can’t afford unnecessary downtime.